146666958 has 16 divisors (see below), whose sum is σ = 295304400. Its totient is φ = 48560576.

The previous prime is 146666951. The next prime is 146666969. The reversal of 146666958 is 859666641.

It is a happy number.

146666958 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×146666958² = 43022393137947528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146666958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146666951) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81135 + ... + 82922.

It is an arithmetic number, because the mean of its divisors is an integer number (18456525).

Almost surely, 2^146666958 is an apocalyptic number.

146666958 is an abundant number, since it is smaller than the sum of its proper divisors (148637442).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146666958 is a wasteful number, since it uses less digits than its factorization.

146666958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164211.

The product of its digits is 1866240, while the sum is 51.

The square root of 146666958 is about 12110.6134444131. The cubic root of 146666958 is about 527.3643420763.

The spelling of 146666958 in words is "one hundred forty-six million, six hundred sixty-six thousand, nine hundred fifty-eight".